Quest Defense Systems & Solutions, Inc.

Senior Mechanical Design Engineer - Structures & Systems

USA, United States full-time Mid Salary not listed
full-time Mid level Technology & IT Curated
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About the role

Embark on a journey with QDSS at the forefront of technological innovation as we seek talented Engineers to shape the future of cutting-edge projects and contribute to a culture of excellence and creativity. What we do matters.

Quest Defense Systems & Solutions is seeking an experienced Mechanical Design Engineer to lead the integration of aircraft structures and systems across the product lifecycle. This position will serve as a technical focal point for design architecture, interfaces, manufacturing integration, certification, and engineering change management.

Location: Remote; Eastern or Central time zone preferred

Preferred Proximity: Cincinnati, Ohio, or Dallas-Fort Worth, Texas

Travel: Less than 25%

Citizenship Requirement: Must qualify as a U.S. Person

Security Clearance: Not required at the time of hire; ability to obtain a clearance in the future is preferred

What You Will Do:

Lead conceptual layouts and integration solutions for aircraft structures and systems.

Design primary and secondary structures, systems installations, and antenna installations for advanced connectivity systems.

Define system architecture, interfaces, installation requirements, and Interface Control Drawings.

Prepare structural and systems layouts, installation drawings, and detailed engineering drawings.

Perform trade studies to optimize weight, cost, performance, and manufacturability.

Develop and process Program Change Requests and manage modifications through configuration control.

Evaluate the technical, cost, schedule, risk, and profitability impacts of proposed changes.

Coordinate technical integration across Stress, Systems, Interiors, Aerodynamics, Mass Properties, Manufacturing, Quality, and Certification.

Lead technical meetings with customers and suppliers and ensure the delivery of quality engineering documentation.

Chair or support design reviews, risk assessments, and program milestone gates.

Support manufacturing, production, and shop-floor issue resolution.

Apply Design for Manufacturing and Design for Assembly principles.

Support verification, validation, testing, qualification, and certification activities.

Maintain accurate product lifecycle management and configuration data.

Provide technical guidance and mentorship to other engineers.

Required Qualifications:

Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or a related discipline.

At least 5 years of aerospace engineering experience involving aircraft structures or systems integration.

Experience designing primary and secondary airframe structures and systems installations.

Proficiency with CATIA V5 or Siemens NX.

Experience developing layouts, installation drawings, interface drawings, and detailed designs.

Knowledge of materials and processes, GD&T, aerospace design standards, and preliminary sizing.

Understanding of aircraft systems, structural interfaces, manufacturing processes, and industrialization.

Knowledge of CAR, FAR, or CS certification requirements and compliance processes.

Experience with configuration management and PLM systems such as ENOVIA or Teamcenter.

Strong technical leadership, communication, problem-solving, and decision-making skills.

Must qualify as a U.S. Person under applicable export-control regulations.

Desired Qualifications:

Master’s degree in Aerospace Engineering, Mechanical Engineering, or a related discipline.

At least 15 years of relevant aerospace engineering experience.

Experience with antenna or aircraft connectivity-system installations.

Knowledge of aircraft interiors integration and in-service maintenance constraints.

French-language proficiency.

Ability to obtain a U.S. security clearance in the future.

Experience in the adoption and/or integration of emerging technologies (e.g., generative AI, automation platforms, digital assistants) into day-to-day operations for continuous improvement.

The QDSS Advantage:

At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future.

What You’ll Find Here

Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact.

Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement.

A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued.

Benefits Include

Competitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace.

Full compensation package is based on candidate experience and certifications

Pay Ranges

$130,000—$145,000 USD

At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it.

Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Interview prep

Walk in with sharper answers.

Use these suggested prompts to prepare. They are not questions supplied by the employer.

Mid
Technology & IT API integration Operations Remote Collaboration Mid level full-time

Practice questions

  1. Tell us about work you have done that is close to the Senior Mechanical Design Engineer - Structures & Systems role.
  2. How would you approach your first 30 days at Quest Defense Systems & Solutions, Inc.?
  3. Which of API integration, Operations and Remote Collaboration have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with API integration, Operations and Remote Collaboration.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Mechanical Design Engineer - Structures & Systems role at Quest Defense Systems & Solutions, Inc.. My relevant experience is [your example], where I [your action] and achieved [your result].

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